1390901381779

Names of 1390901381779

• Cardinal: 1390901381779 can be written as One trillion, three hundred ninety billion, nine hundred one million, three hundred eighty-one thousand, seven hundred seventy-nine.

Scientific notation

• Scientific notation: 1.390901381779 × 10¹²

Factors of 1390901381779

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 341

Divisors of 1390901381779

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 31 91 139 151 169 217 403 973 1057 1183 1807 1963 2197 2821 4309 4681 5239 12649 13741 15379 19321 20989 23491 25519 30163 32767 36673 56017 60853 68107 135247 146923 164437 178633 251173 272857 305383 331747 392119 425971 476749 598951 650659 728221 791089 1758211 1909999 2137681 2322229 2917471 3265249 3547141 4192657 4554613 5097547 5537623 7786363 8458567 9466873 10284157 20422297 22856743 24829987 37927123 42448237 46112833 54504541 59209969 66268111 71989099 90441601 101222719 109961371 265489861 297137659 322789831 493052599 633091207 708559033 769729597 1175740813 1315895347 1429497823 3451368193 6409683787 8230185691 9211267429 10006484761 15284630569 44867786509 106992413983 198700197397 1390901381779
• Sum of all divisors σ(n): 1802294108160
• Sum of proper divisors (its aliquot sum) s(n): 411392726381
• 1390901381779 is a deficient number, because the sum of its proper divisors (411392726381) is less than itself. Its deficiency is 979508655398

Bases of 1390901381779

• Binary: 10100001111011000001011101100101010010011₂
• Hexadecimal: 0x143D82ECA93
• Base-36: HQYYRQTV

Squares and roots of 1390901381779

• 1390901381779 squared (1390901381779²) is 1934606653834731513204841
• 1390901381779 cubed (1390901381779³) is 2690847068017575590818088931571992139
• The square root of 1390901381779 is 1179364.8213250215
• The cube root of 1390901381779 is 11162.6021501685

Scales and comparisons

• 1,390,901,381,779 seconds is equal to 44,226 years, 18 weeks, 5 days, 14 hours, 56 minutes, 19 seconds.
• To count from 1 to 1,390,901,381,779 would take you about one hundred ten thousand, five hundred sixty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1390901381779 cubic inches would be around 930.2 feet tall.

Recreational maths with 1390901381779

• 1390901381779 backwards is 9771831090931
• The number of decimal digits it has is: 13
• The sum of 1390901381779's digits is 58
• More coming soon!